Hardware Maintenance Manual
Page 3
...with the advanced diagnostic tests to troubleshoot problems. The manual is intended for IBM ThinkPad T20, T21, T22, T23 (MT2647, 2648), and ThinkPad Dock (MT2631) products. Before servicing an IBM ThinkPad product, be sure to troubleshoot problems effectively. Important This manual is divided..." on page 13, and "Laser compliance statement" on page 18. © Copyright IBM Corp. 2002 iii About this manual This manual contains service and reference information for trained service personnel who are familiar with ThinkPad products. v The product-specific section includes service...
...with the advanced diagnostic tests to troubleshoot problems. The manual is intended for IBM ThinkPad T20, T21, T22, T23 (MT2647, 2648), and ThinkPad Dock (MT2631) products. Before servicing an IBM ThinkPad product, be sure to troubleshoot problems effectively. Important This manual is divided..." on page 13, and "Laser compliance statement" on page 18. © Copyright IBM Corp. 2002 iii About this manual This manual contains service and reference information for trained service personnel who are familiar with ThinkPad products. v The product-specific section includes service...
Hardware Maintenance Manual
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...1 How to use error messages 2 Diskette compatibility matrix 2 Safety notices: multilingual translations 3 Safety information 13 General safety 13 Electrical safety 14 Safety inspection guide 15 Handling devices that are sensitive to electorostatic discharge 16 Grounding requirements ...Detecting system information with PC-Doctor. . . 34 Power system checkout 35 ThinkPad T20, T21, T22 and T23 series. . . . . 39 Product overview 41 Specifications 43 Status indicators 45 FRU Tests 47 Fn key combinations 48 Symptom-to... pack 60 1020 Backup battery 61 © Copyright IBM Corp. 2002 v
...1 How to use error messages 2 Diskette compatibility matrix 2 Safety notices: multilingual translations 3 Safety information 13 General safety 13 Electrical safety 14 Safety inspection guide 15 Handling devices that are sensitive to electorostatic discharge 16 Grounding requirements ...Detecting system information with PC-Doctor. . . 34 Power system checkout 35 ThinkPad T20, T21, T22 and T23 series. . . . . 39 Product overview 41 Specifications 43 Status indicators 45 FRU Tests 47 Fn key combinations 48 Symptom-to... pack 60 1020 Backup battery 61 © Copyright IBM Corp. 2002 v
Hardware Maintenance Manual
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...system, such as fully effective. Grounding requirements Electrical grounding of a grounding system is required for operator safety and correct system function. Use product-specific ESD procedures when they are all at the same charge. v Prevent the part from touching your skin to provide a static-free work ... and the person handling the part are inserted into the product. Attach the ESD ground clip to provide protection that meets the specific service requirement. Notes 1. The mat is insulative and retains a charge even when you use of the computer is desirable but ...
...system, such as fully effective. Grounding requirements Electrical grounding of a grounding system is required for operator safety and correct system function. Use product-specific ESD procedures when they are all at the same charge. v Prevent the part from touching your skin to provide a static-free work ... and the person handling the part are inserted into the product. Attach the ESD ground clip to provide protection that meets the specific service requirement. Notes 1. The mat is insulative and retains a charge even when you use of the computer is desirable but ...
Hardware Maintenance Manual
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ThinkPad T20, T21, T22 and T23 series Product overview 41 Specifications 43 Status indicators 45 FRU Tests 47 Fn key combinations 48 Symptom-to-FRU index 49... drive 63 1040 DIMM 65 1050 Mini PCI adapter 66 For T20, T21 and T22 series 66 For T23 series 68 1060 Ethernet daughter card 71 1070 Ultrabay 2000 device 73 1080 Keyboard 74 For T20, T21 and T22 ...T22 series 94 For T23 series 97 1130 CPU 98 For T20, T21 and T22 series 98 For T23 series 99 1140 PC Card slot assembly 100 For T20, T21, T22 series 100 For T23 series 102 1150 Speaker 103 © Copyright IBM Corp. 2002 39
ThinkPad T20, T21, T22 and T23 series Product overview 41 Specifications 43 Status indicators 45 FRU Tests 47 Fn key combinations 48 Symptom-to-FRU index 49... drive 63 1040 DIMM 65 1050 Mini PCI adapter 66 For T20, T21 and T22 series 66 For T23 series 68 1060 Ethernet daughter card 71 1070 Ultrabay 2000 device 73 1080 Keyboard 74 For T20, T21 and T22 ...T22 series 94 For T23 series 97 1130 CPU 98 For T20, T21 and T22 series 98 For T23 series 99 1140 PC Card slot assembly 100 For T20, T21, T22 series 100 For T23 series 102 1150 Speaker 103 © Copyright IBM Corp. 2002 39
Hardware Maintenance Manual
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...indicators" on page 44 v "FRU Tests" on page 46 v "Fn key combinations" on page 48 Specifications The following table lists the specifications of the ThinkPad T20, T21, T22 and T23 series : Feature Processor Bus architecture Memory (standard) Description T20 v Mobile Intel® Pentium® III ...1.0 GHz-M v Mobile Intel® Pentium® III processor 1.13 GHz-M v Mobile Intel® Pentium® III processor 1.2 GHz-M PCI Bus T20, T21, T22 v 128 MB (PC100) (on the system board) T23 v 128 MB (PC133) (on the system board) v 256 MB (PC133) (on the system board) (continued) ThinkPad T20...
...indicators" on page 44 v "FRU Tests" on page 46 v "Fn key combinations" on page 48 Specifications The following table lists the specifications of the ThinkPad T20, T21, T22 and T23 series : Feature Processor Bus architecture Memory (standard) Description T20 v Mobile Intel® Pentium® III ...1.0 GHz-M v Mobile Intel® Pentium® III processor 1.13 GHz-M v Mobile Intel® Pentium® III processor 1.2 GHz-M PCI Bus T20, T21, T22 v 128 MB (PC100) (on the system board) T23 v 128 MB (PC133) (on the system board) v 256 MB (PC133) (on the system board) (continued) ThinkPad T20...
Hardware Maintenance Manual
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..., 7xx, BxG 08K7268 for 2648-all 26P9317 for 2647-all types or models, unless specific types or models are also available as optional FRUs. Parts list v Each FRU is available for 2648-xxK 04P3447 (continued) 148 ThinkPad T20, T21, T22, T23 (MT 2647/2648) v The FRUs marked with asterisk are CRUs (customer replaceable units.) v The...
..., 7xx, BxG 08K7268 for 2648-all 26P9317 for 2647-all types or models, unless specific types or models are also available as optional FRUs. Parts list v Each FRU is available for 2648-xxK 04P3447 (continued) 148 ThinkPad T20, T21, T22, T23 (MT 2647/2648) v The FRUs marked with asterisk are CRUs (customer replaceable units.) v The...
Hardware Maintenance Manual
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... 2 Keyboard bezel for models 4MT, 4PT, 8MT, 8PT, 2TT, xRT 46L4924 (continued) ThinkPad T20, T21, T22 and T23 series 153 Parts list v Each FRU is available for all models except xxK) 46P2611 for models... 7TK 26P9160 for models xHT, xKT, xMT, xPT, xRT, 2TT 46L4922 Base cover for 2647 wireless (T23) for models xJx except xJK, xJT for models xFx except xFC for models xLx except xLK,...T23) for models except 4Nx, 8Nx, xxC, xxK, xSx, xxT 26P9159 for models 4MC, 4PC, 8MC, 8PC, 2TC, xRC 26P9163 for models 4MK, 4PK, 8MK, 8PK, 2TK, xRK 26P9161 for T23 (all types or models, unless specific...
... 2 Keyboard bezel for models 4MT, 4PT, 8MT, 8PT, 2TT, xRT 46L4924 (continued) ThinkPad T20, T21, T22 and T23 series 153 Parts list v Each FRU is available for all models except xxK) 46P2611 for models... 7TK 26P9160 for models xHT, xKT, xMT, xPT, xRT, 2TT 46L4922 Base cover for 2647 wireless (T23) for models xJx except xJK, xJT for models xFx except xFC for models xLx except xLK,...T23) for models except 4Nx, 8Nx, xxC, xxK, xSx, xxT 26P9159 for models 4MC, 4PC, 8MC, 8PC, 2TC, xRC 26P9163 for models 4MK, 4PK, 8MK, 8PK, 2TK, xRK 26P9161 for T23 (all types or models, unless specific...
Hardware Maintenance Manual
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...95F3598 Torque screwdriver 05K4695 5 mm socket wrench 05K4694 Screwdriver 27L8126 ThinkPad hardware maintenance diskette version - 1.62 Note: Download the file from the following Web site: http://www.ibm.com/pc/partner/infotips Power cords (system) IBM power cords for a specific country or region are usually available only in that country or...India, South Africa Israel Korea China (P.R.C.) (other than Hong Kong S.A.R.) Switzerland P/N 76H3514* 76H3516* 76H3530* 76H3520* 76H3524* 76H3518* 76H3522* 76H3532* 76H3535* 02K0539* 76H3528* 172 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
...95F3598 Torque screwdriver 05K4695 5 mm socket wrench 05K4694 Screwdriver 27L8126 ThinkPad hardware maintenance diskette version - 1.62 Note: Download the file from the following Web site: http://www.ibm.com/pc/partner/infotips Power cords (system) IBM power cords for a specific country or region are usually available only in that country or...India, South Africa Israel Korea China (P.R.C.) (other than Hong Kong S.A.R.) Switzerland P/N 76H3514* 76H3516* 76H3530* 76H3520* 76H3524* 76H3518* 76H3522* 76H3532* 76H3535* 02K0539* 76H3528* 172 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
Hardware Maintenance Manual
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P/N 36L8868* 75H8988* 75H8989* 75H8992* 75H8990* 75H8993* 75H8999* 75H8998* 75H8996* 76H3536* 02K0540* 75H8997* 75H8994* ThinkPad T20, T21, T22 and T23 series 173 Denmark European countries India, South Africa Israel Italy Japan Korea China (P.R.C.) (other than Hong Kong S.A.R) Switzerland U.K. Parts list Power cords (docking station) IBM power cords for a specific country or region are usually available only in that country or region: For 3-pin power cords: Region Argentina Australia, New Zealand Canada, Thailand, U.S.
P/N 36L8868* 75H8988* 75H8989* 75H8992* 75H8990* 75H8993* 75H8999* 75H8998* 75H8996* 76H3536* 02K0540* 75H8997* 75H8994* ThinkPad T20, T21, T22 and T23 series 173 Denmark European countries India, South Africa Israel Italy Japan Korea China (P.R.C.) (other than Hong Kong S.A.R) Switzerland U.K. Parts list Power cords (docking station) IBM power cords for a specific country or region are usually available only in that country or region: For 3-pin power cords: Region Argentina Australia, New Zealand Canada, Thailand, U.S.